# Zuddl Zuddl declares [18 subprocessors](https://thirdpartyindex.com/vendors/zuddl#subprocessors) in [its subprocessor list](https://trust.zuddl.com/?itemUid=e3fae2ca-94a9-416b-b577-5c90e382df57), which we last checked on 2026-11-11 ([evidence](https://thirdpartyindex.com/evidence/184773)). They include [Amazon Web Services](https://thirdpartyindex.com/vendors/amazon-web-services), [Google Cloud](https://thirdpartyindex.com/vendors/google-cloud) and [OpenAI](https://thirdpartyindex.com/vendors/openai). No published changes since we first read it on 2026-09-22. [1 tracked vendor](https://thirdpartyindex.com/vendors/zuddl#used-by), [Posit](https://thirdpartyindex.com/vendors/posit), names Zuddl as a subprocessor. Zuddl (zuddl.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index. - Page: https://thirdpartyindex.com/vendors/zuddl - Documents last verified: 2026-11-11 - Transparency rating: 89/100 (how much it publishes, not how secure it is): Subprocessor list 30/30; Processing locations 8/8; Purposes 7/7; Data processing addendum 12/12; Trust center 8/8; Privacy policy 6/6; security.txt 0/6 (not found); Security page 5/5; Status page 5/5; Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8 - Supply chain: relies on 16 tracked vendors directly, 128 within two hops, 422 within three; 1 tracked vendors rely on it directly, 2 within two hops, 2 within three - Cite as: Zuddl, Third Party Index, https://thirdpartyindex.com/vendors/zuddl (data CC BY 4.0) ## Documents | Document | URL | Last verified | Last changed | |---|---|---|---| | Trust center | https://trust.zuddl.com/ | 2026-11-11 | 2026-10-30 | | Subprocessor list | https://trust.zuddl.com/?itemUid=e3fae2ca-94a9-416b-b577-5c90e382df57 | 2026-11-11 | 2026-10-30 | | Data processing addendum | https://www.zuddl.com/dpa | 2026-11-11 | 2026-09-22 | | Privacy policy | https://www.zuddl.com/privacy-policy | 2026-11-11 | 2026-09-22 | | Terms | https://www.zuddl.com/terms-of-service | 2026-11-11 | 2026-09-22 | | Security page | https://www.zuddl.com/security | 2026-11-11 | 2026-10-08 | | Status page | https://status.zuddl.com/ | 2026-11-11 | 2026-10-28 | ## Subprocessors (18) As its own list states them. | Subprocessor | Purpose | Location | Listed since | |---|---|---|---| | [Agora](https://thirdpartyindex.com/vendors/agora.md) | Video & Audio SDK Provider and A/V recording | US | 2026-09-22 | | [Amazon Web Services (AWS)](https://thirdpartyindex.com/vendors/amazon-web-services.md) | Application Hosting, Data Storage, CDN, Static/Image Asset Storage | US and EU | 2026-10-01 | | [Anthropic](https://thirdpartyindex.com/vendors/anthropic.md) (AI model provider: Anthropic) | AI-based text processing and generation (applicable only to AI Opt-In Customers) | US | 2026-09-22 | | [Beefree](https://thirdpartyindex.com/vendors/beefree.md) | Email editor in platform | US | 2026-09-22 | | [Clay](https://thirdpartyindex.com/vendors/clay.md) | Enrichment | US | 2026-09-22 | | [Duda](https://thirdpartyindex.com/vendors/duda-co.md) | Landing page builder | US | 2026-09-22 | | [Google Cloud](https://thirdpartyindex.com/vendors/google-cloud.md) | Analytics and Translation | US and EU | 2026-10-01 | | [Google Gemini](https://thirdpartyindex.com/vendors/google-cloud.md) (AI model provider: Google Vertex AI / Gemini) | AI-based text processing and generation (applicable only to AI Opt-In Customers) | US and EU | 2026-09-22 | | [LangSmith](https://thirdpartyindex.com/vendors/langchain.md) | Observability and monitoring for AI workflows (applicable only to AI Opt-In Customers) | US and EU | 2026-09-22 | | [Mux](https://thirdpartyindex.com/vendors/mux.md) | A/V Ingestion, Transcoding & Streaming | US and EU | 2026-09-22 | | [OpenAI](https://thirdpartyindex.com/vendors/openai.md) (AI model provider: OpenAI) | AI-based text processing and generation (applicable only to AI Opt-In Customers) | US | 2026-09-22 | | Parmonic | Video content creation and management services | US and EU | 2026-09-22 | | [Pusher](https://thirdpartyindex.com/vendors/pusher.md) | Real time publish subscribe | US and EU | 2026-09-22 | | [Pylon](https://thirdpartyindex.com/vendors/pylon.md) | Customer Support | US | 2026-09-22 | | [SendGrid](https://thirdpartyindex.com/vendors/sendgrid.md) | Communication platform for emails | US and EU | 2026-09-22 | | [Sigma Computing](https://thirdpartyindex.com/vendors/sigma.md) | Analytics and embedding | US | 2026-09-22 | | [tray.ai](https://thirdpartyindex.com/vendors/tray-ai.md) | Integration Builder and Manager | US and EU | 2026-09-22 | | [WorkOS](https://thirdpartyindex.com/vendors/workos.md) | Enterprise SSO | US and EU | 2026-09-22 | Read from ([evidence](https://thirdpartyindex.com/evidence/5460)). CSV: https://thirdpartyindex.com/vendors/zuddl/subprocessors.csv AI model providers (or a cloud provider's AI model service) among these entries: 3. All vendors that list one: https://thirdpartyindex.com/ai ## Compliance As its trust center lists them. - Audited: SOC 2 Type II, ISO/IEC 27001, ISO/IEC 27701, CSA STAR ([evidence](https://thirdpartyindex.com/evidence/8204)) - Claimed: GDPR, CCPA/CPRA ([evidence](https://thirdpartyindex.com/evidence/8204)) ## Web Technologies Zuddl's homepage made 124 requests to 16 domains, 9 services controlled by another company, and 2 domains not identified. Loaded on 2026-11-09 by a browser that accepted nothing; other visits may load more or less. What a page loads is not a list of who receives customer data. 9 third parties by category: CDN 4 (jsDelivr, Google Cloud, Cloudflare, UNPKG); Analytics 1 (usually detected as Analytics: G2.com); Marketing automation 1 (usually detected as Marketing automation: Adobe); Cookie compliance 1 (CookieYes); JavaScript libraries 1 (Webflow); Reviews 1 (Slashdot Media). Each company that appears controlled by another organization is counted once, under the main category of the technologies detected from it on this homepage or, when none was, the category recorded from the company's own page (marked reviewed) or else the one it is usually detected as on other published homepages (marked as such); unclassified: none of these. ### Third parties (9) - Webflow: 56 requests to website-files.com, d3e54v103j8qbb.cloudfront.net; Webflow 1.6.0, jQuery 3.5.1 - Adobe: 37 requests to typekit.net - CookieYes: 10 requests to cdn-cookieyes.com, cookieyes.com; CookieYes - jsDelivr: 5 requests to jsdelivr.net; jsDelivr - Google Cloud: 3 requests to ajax.googleapis.com, fonts.googleapis.com, gstatic.com; Google Font API, Google Hosted Libraries (its subprocessor list names it too) - Cloudflare: 2 requests to cloudflare.com; cdnjs - G2.com: 2 requests to g2.com - Slashdot Media: 2 requests to sf-syn.com; SourceForge Reviews - UNPKG: 2 requests to unpkg.com; Unpkg ### Unknown (2) Domains not identified yet: hubspotonwebflow.com, webflow.services ### First party (1) - Zuddl: 2 requests to zuddl.com; Adobe Fonts 1.21.0, Cloudflare, GSAP 3.12.2, Google Tag Manager, HSTS, HTTP/3, LottieFiles, Open Graph, Priority Hints, Splide, Swiper, Typekit 1.21.0, Webpack 6 tracked companies loaded by the homepage are not in Zuddl's subprocessor list. A website can use a service without it processing customer data. ## Subprocessor of (1) Tracked vendors whose own subprocessor lists name it, and what they say they use it for. - [Posit](https://thirdpartyindex.com/vendors/posit.md): Event marketing ## Incidents reported by Zuddl's subprocessors Incidents reported in the last 30 days on their own status pages by 10 vendors Zuddl lists as subprocessors. A subprocessor list names a company, not the service an incident touched. - 2026-11-12: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported GPT-image-2.5 and 2.6 Sunburst & Flare High error rate (minor) - 2026-11-12: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Failures from Twilio to GCI United States (minor) - 2026-11-12: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio 10DLC to AT&T United States (minor) - 2026-11-12: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio to Orange Sierra Leone (minor) - 2026-11-12: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures From Long Code Numbers to AT&T in the US (minor) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to MTS Kazakhstan (minor) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from a Subset of Twilio Phone Numbers to Tcell Tajikistan (minor) - 2026-11-11: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Unable to start new Workspace Agent runs (critical) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Small Networks in United States (minor) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan (minor) - 2026-11-11: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated errors affecting logins, sign-ups, and ChatGPT features (minor) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures in JP1 (minor) - 2026-11-11: [Pylon](https://thirdpartyindex.com/vendors/pylon#status), which Zuddl lists as a subprocessor, reported Slack Integration Connection Issues (major) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio to Turkcell Turkey (minor) - 2026-11-11: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Retroactive Incident Impacting Twilio Usage APIs (no impact stated) - 2026-11-10: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors on Fable 52 and Mythos 52 (no impact stated) - 2026-11-10: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Issue resolved (minor) - 2026-11-10: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio Phone Numbers to Movistar Venezuela (minor) - 2026-11-10: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Gateway API (Lookup API) Failure Increase on Verizon in United States (minor) - 2026-11-10: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Incorrect cost data in Costs API exports (no impact stated) - 2026-11-09: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated Errors On API (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported WhatsApp Business API Message Send Failures (minor) - 2026-11-09: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated ChatGPT Conversation Errors (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from a Subset of Twilio Phone Numbers to Chile (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Multiple Networks in Italy (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Spusu United Kingdom (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio to Bouygues Telecom France (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Network Subscribers in Germany to a Subset of Twilio Long Codes (minor) - 2026-11-09: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio to ETL Laos (minor) - 2026-11-08: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio to MTN Nigeria (minor) - 2026-11-08: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated errors with image generation (minor) - 2026-11-08: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Failure Increase and Gateway API (Lookup API) Failure Increase on EnStream in Canada (minor) - 2026-11-08: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Degraded performance for Claude Fable 5.1 (minor) - 2026-11-07: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio to Globe Philippines (minor) - 2026-11-07: [WorkOS](https://thirdpartyindex.com/vendors/workos#status), which Zuddl lists as a subprocessor, reported Intermittent 503 errors in certain regions (minor) - 2026-11-07: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Long Codes and Short Codes to Multiple Networks in United States (minor) - 2026-11-07: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Multiple Networks in India (minor) - 2026-11-07: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Multiple Networks in New Zealand (minor) - 2026-11-07: [Sigma](https://thirdpartyindex.com/vendors/sigma#status), which Zuddl lists as a subprocessor, reported Degraded performance in AWS US-WEST-2 hosted organizations (minor) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Networks in Chile (minor) - 2026-11-06: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated error rates with some U.S. business Mastercards (no impact stated) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Claro Dominican Republic (minor) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported TwiML ConversationRelay Documents Page Error (minor) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from a Subset of Twilio Phone Numbers to Chile (minor) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Audio Quality Degradation from a Subset of Twilio Mobile Numbers to Claro Colombia (minor) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Notification Logs Unavailable in Console (minor) - 2026-11-06: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays Between Twilio and T-Mobile in Czech Republic (minor) - 2026-11-05: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Silent and One-Way Audio between a Subset of Twilio Phone Numbers and Multiple Networks in Colombia (minor) - 2026-11-05: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Liberty Puerto Rico (minor) - 2026-11-05: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio Phone Numbers to Lycamobile France (minor) - 2026-11-05: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures From a Subset of Twilio Mobile Numbers to Argentina (minor) - 2026-11-05: [Pylon](https://thirdpartyindex.com/vendors/pylon#status), which Zuddl lists as a subprocessor, reported Delay in Analytics Data (minor) - 2026-11-05: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported ChatGPT Work and Dots Errors (minor) - 2026-11-05: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Post Dial Delay from a Subset of Twilio Canada Phone Numbers to Rogers Wireless and Fido Canada (minor) - 2026-11-05: [Sigma](https://thirdpartyindex.com/vendors/sigma#status), which Zuddl lists as a subprocessor, reported Service degradation in GCP-US-hosted organizations (no impact stated) - 2026-11-04: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated error rates across paid ChatGPT plans (minor) - 2026-11-04: [Mux](https://thirdpartyindex.com/vendors/mux#status), which Zuddl lists as a subprocessor, reported RTMP and SRT live stream disconnects (minor) - 2026-11-04: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Search Delays on Enterprise Knowledge (minor) - 2026-11-04: [Mux](https://thirdpartyindex.com/vendors/mux#status), which Zuddl lists as a subprocessor, reported RTMP and SRT live streams disconnection (major) - 2026-11-04: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Delayed Email Validation History (minor) - 2026-11-04: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Claro Brazil (minor) - 2026-11-04: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Algar Telecom Brazil (minor) - 2026-11-04: [Pylon](https://thirdpartyindex.com/vendors/pylon#status), which Zuddl lists as a subprocessor, reported Inbound Email Delays (minor) - 2026-11-04: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Failures from a Subset of Twilio Long Codes to GCI United States (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Small Networks in United States (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Receipt Delays and Delivery Delays from a Subset of Twilio Long Codes and Short Codes to AT&T United States (minor) - 2026-11-03: [Beefree](https://thirdpartyindex.com/vendors/beefree#status), which Zuddl lists as a subprocessor, reported Some Beefree SDK documentation pages may be temporarily unavailable (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays and Failures from a Subset of Twilio Short Codes to T-Mobile and Verizon United States (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes and Long Codes to Brisanet Brazil (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Small Networks United States (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Entel Bolivia (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Lycamobile United Kingdom (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Audio Quality Degradation from a Subset of Twilio Phone Numbers to Multiple Networks in United States (minor) - 2026-11-03: [Mux](https://thirdpartyindex.com/vendors/mux#status), which Zuddl lists as a subprocessor, reported Delays in some video processing tasks (major) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported RateQueue Host Down Did Not Recover (minor) - 2026-11-03: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Media Streams Audio Delays (minor) - 2026-11-03: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported File upload errors in ChatGPT (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Claro Puerto Rico (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Liberty Puerto Rico (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call One-Way Audio from Brazil to a Subset of Twilio Numbers (no impact stated) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Some Customers May Have Incorrect Balances Reflected on Their Account (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio Alphanumeric Sender Type to T-Mobile Austria (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Long Codes to T-Mobile and O2 Czech Republic (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Missing Redirects on XL Axiata in Indonesia (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures From a Subset of Twilio Philippines Phone Numbers to Multiple Networks in Philippines (minor) - 2026-11-02: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Google Voice United States (minor) - 2026-11-01: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio to KDDI Japan (minor) - 2026-10-30: [LangChain](https://thirdpartyindex.com/vendors/langchain#status), which Zuddl lists as a subprocessor, reported Increased latency and 500 rate (major) - 2026-10-30: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated errors with search in Dots, ChatGPT Work, and certain ChatGPT thinking experiences (minor) - 2026-10-30: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Missing Redirects and Gateway API (Lookup API) High Latency on KPN in Netherlands (minor) - 2026-10-30: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Missing Redirects on Smart in Philippines (minor) - 2026-10-30: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated errors for GPT Image 2 API image edits (minor) - 2026-10-30: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Automated Alert: Minimal Customer Impact (no impact stated) - 2026-10-30: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS and MMS Delivery Delays from Twilio to Altice United States (minor) - 2026-10-29: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio to Multiple Networks in Multiple Countries Across Africa and Asia (minor) - 2026-10-29: [WorkOS](https://thirdpartyindex.com/vendors/workos#status), which Zuddl lists as a subprocessor, reported SSO Profile API Timeouts (major) - 2026-10-29: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Phone Numbers to Vivo Brazil (minor) - 2026-10-29: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Gateway API (Lookup API) Failure Increase on Verizon in United States (minor) - 2026-10-29: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Flex Agent Copilot Note Generation Issues (minor) - 2026-10-29: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from a Subset of Twilio Phone Numbers to T-Mobile United States (minor) - 2026-10-29: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States (minor) - 2026-10-28: [Mux](https://thirdpartyindex.com/vendors/mux#status), which Zuddl lists as a subprocessor, reported Elevated Mux Video Errors (critical) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Long Codes to Orange Belgium (minor) - 2026-10-28: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors affecting the Google Calendar connector (minor) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Failure Increase and Gateway API (Lookup API) Failure Increase on EE in United Kingdom (minor) - 2026-10-28: [Beefree](https://thirdpartyindex.com/vendors/beefree#status), which Zuddl lists as a subprocessor, reported Multiparser Outage (no impact stated) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Possible 503 Errors for Messaging Traffic in the Australia Region (minor) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Failure Increase on Indosat in Indonesia (minor) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to MTC Namibia (minor) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Twilio Console Errors (no impact stated) - 2026-10-28: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors affecting the Gmail connector (minor) - 2026-10-28: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Elevated 500 Errors Affecting Programmable Voice API (no impact stated) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Surf Telecom Brazil (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures between a Subset of Twilio Long Codes and Multiple Networks in Portugal (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures From a Subset of Twilio Phone Numbers to Argentina (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Elevated 500 Errors Affecting Programmable Messaging API (no impact stated) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to C-Spire United States (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Automated Alert: Minimal Customer Impact (no impact stated) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from Twilio Mobile Numbers to Israel (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Gateway API (Lookup API) Failure Increase on Three in United Kingdom (minor) - 2026-10-27: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Sonnet 5.5 (major) - 2026-10-27: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported 6.1 Sol Degraded Model Performance (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Turkcell Turkey (minor) - 2026-10-27: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Sonnet 5.5 (major) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures From Twilio Phone Numbers to Germany (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from a Subset of Twilio Phone Numbers to Germany (minor) - 2026-10-27: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated error rates for most hosted Code Reviews and Security Reviews on private GitHub repositories (no impact stated) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Long Codes to AT&T United States (minor) - 2026-10-27: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures between a Subset of Twilio Long Codes and Multiple Networks in South Africa (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures From a Subset of Twilio Phone Numbers to Multiple Networks in Brazil (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays and Failures from a Subset of Twilio Long Codes to Cellcom United States (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Docomo Pacific United States (minor) - 2026-10-26: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated error rates for Ads POST requests (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported WhatsApp Sandbox Sending Configuration Issues (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Mauritel Mauritania (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from Twilio Phone Numbers to Digi Mobil Romania (minor) - 2026-10-26: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Cellcom Israel (minor) - 2026-10-25: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Telcel Mexico (minor) - 2026-10-25: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Claro Brazil and Puerto Rico (minor) - 2026-10-25: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Telia Sweden (minor) - 2026-10-25: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Airtel Nigeria (minor) - 2026-10-25: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Fable 5.1 (major) - 2026-10-25: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Sonnet 5.5 and other models (major) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Azure Marketplace SendGrid Customers Experiencing Account Management Issues (minor) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Missing Redirects and Gateway API (Lookup API) Failure Increase in Netherlands (minor) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to C-Spire United States (minor) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom (minor) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures and Post Dial Delay From a Subset of Twilio Phone Numbers to United States (minor) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to WOM Colombia (minor) - 2026-10-24: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Fable 5 and Claude Fable 5.1 (major) - 2026-10-24: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Claro Costa Rica (minor) - 2026-10-24: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Opus 5.5 (major) - 2026-10-23: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5 (critical) - 2026-10-23: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Degraded experience with ChatGPT app connections using CIMD (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from Network Subscribers to Twilio Costa Rica Landline Numbers (minor) - 2026-10-23: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Help Center Chat Support Degraded (no impact stated) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes and Long Codes to Claro Brazil (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio to Multiple Networks in South Africa (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Phone Numbers to Telefonica Nicaragua (minor) - 2026-10-23: [WorkOS](https://thirdpartyindex.com/vendors/workos#status), which Zuddl lists as a subprocessor, reported Elevated errors across SSO and AuthKit (major) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Post Dial Delay from Twilio Phone Numbers to Chile (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes and Long Codes to Appalachian Wireless United States (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Liberty Mobile Puerto Rico (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States and Canada (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Telecall Brazil (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Claro Colombia (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Surf Telecom Brazil (minor) - 2026-10-23: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Delays in customer support responses (no impact stated) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays between a Subset of Twilio Phone Numbers and Multiple Networks in Brazil (minor) - 2026-10-23: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to Viaero United States (minor) - 2026-10-22: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported New Ad Accounts failing to provision admins (minor) - 2026-10-22: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Degraded Performance of Dots on Enterprise (minor) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Issue with 500 Errors on Porting Request Submissions (minor) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Issue with Realtime Transcriptions and Deepgram (no impact stated) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Intelligent Alerts Delivery Issues (minor) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Hosted Number Verification Calls not Reaching Customers (minor) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to Malitel Mali (minor) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported RCS Inbound Events Delayed (minor) - 2026-10-22: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Elevated errors affecting Connectors (minor) - 2026-10-22: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated ChatGPT conversation and Responses API errors (minor) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Billing Delays (no impact stated) - 2026-10-22: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to MTN Nigeria (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Authentication errors for some users (major) - 2026-10-21: [Mux](https://thirdpartyindex.com/vendors/mux#status), which Zuddl lists as a subprocessor, reported Mux Data Collection Latency (major) - 2026-10-21: [Mux](https://thirdpartyindex.com/vendors/mux#status), which Zuddl lists as a subprocessor, reported Degraded VOD playback (major) - 2026-10-21: [Anthropic](https://thirdpartyindex.com/vendors/anthropic#status), which Zuddl lists as a subprocessor, reported Degraded performance for Claude Fable 5 (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Missing Redirects and Gateway API (Lookup API) Failure Increase in Netherlands (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Cellularone NE Arizona United States (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from a Subset of Twilio Alphanumeric Sender Type to Jazz Pakistan (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio Short Codes to Multiple Networks in India (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from United Kingdom to a Subset of Twilio Long Codes (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated error rates for gpt-5.6-luna API requests (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Customer's Unable to Create New Requests for Hosting and Porting (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Elevated FedRAMP API error rates for Astra and Sol (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to Orange France (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Post Dial Delay From a Subset of Twilio Phone Numbers to Israel (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Degraded performance in ChatGPT, Codex, and APIs (minor) - 2026-10-21: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from Twilio to T-Mobile Czech Republic (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from a Subset of Twilio Alphanumeric Sender IDs to United Arab Emirates (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Telnyx United States (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Issue with Flex Agent Copilot Auto Wrap-up Notes (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Phone Numbers to Telstra Australia (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported WhatsApp Embedded Signup Configuration Failures (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from Twilio Phone Numbers to Digi.Mobil Romania (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Failure Increase on AT&T in United States (minor) - 2026-10-20: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from Network Subscribers to a Subset of Twilio Thailand Phone Numbers (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported MMS Delivery Delays from a Subset of Twilio Long Codes to Telus Canada (minor) - 2026-10-19: [WorkOS](https://thirdpartyindex.com/vendors/workos#status), which Zuddl lists as a subprocessor, reported Elevated AuthKit Error Rates (major) - 2026-10-19: [Tray.ai](https://thirdpartyindex.com/vendors/tray-ai#status), which Zuddl lists as a subprocessor, reported Degraded Application Performance - Helix Deployments (no impact stated) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported RCS Delivery Receipt Delays for AT&T (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures between a Subset of Twilio Long Codes and Multiple Networks in Italy (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from a Subset of Twilio Phone Numbers to Portugal (minor) - 2026-10-19: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported File Download errors (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures and Post Dial Delay from a Subset of Twilio Mobile Numbers to Brazil (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from a Subset of Callers to Twilio Denmark Phone Numbers (minor) - 2026-10-19: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio to Surf Telecom Brazil (minor) - 2026-10-18: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Brisanet Brazil (minor) - 2026-10-17: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio Alphanumeric Sender Type to Multiple Networks in Turkey (minor) - 2026-10-17: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported 5300 Errors on Singapore Client Edge (minor) - 2026-10-17: [Tray.ai](https://thirdpartyindex.com/vendors/tray-ai#status), which Zuddl lists as a subprocessor, reported Degraded Application Performance (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported On Call Engineers are Investigating Errors with the Virtual Phone in Legacy Console (no impact stated) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes and Long Codes to Multiple Networks in Colombia (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Delayed A2P Campaign Approvals (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Multiple Networks in Czech Republic (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Verizon United States (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays from a Subset of Twilio Short Codes to Brisanet Brazil (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Post Dial Delay from a Subset of Twilio Phone Numbers to Brazil (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from Twilio to MTN Nigeria (minor) - 2026-10-16: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Silent and One-Way Audio from Gamma United Kingdom to a Subset of Twilio United Kingdom Phone Numbers (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Post Dial Delay from a Subset of Twilio Toll-Free, Landline, and Mobile Phone Numbers to Multiple Networks in Multiple Countries (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures from Austria to a Subset of Twilio Austria Phone Numbers (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Email suppression issues (no impact stated) - 2026-10-15: [WorkOS](https://thirdpartyindex.com/vendors/workos#status), which Zuddl lists as a subprocessor, reported Radar SMS challenge failures for phone numbers in mainland China (+86) (major) - 2026-10-15: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Widespread feature degradation (major) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Brisanet Brazil (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from France to a Subset of Twilio Short Codes (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Network Subscribers to Twilio Colombia Shortcode Numbers (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Silent Network Authentication (SNA) Failure Increase in Philippines (minor) - 2026-10-15: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays From a Subset of Twilio Phone Numbers to Surf Telecom Brazil (minor) - 2026-10-14: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis Djibouti (minor) - 2026-10-14: [Pylon](https://thirdpartyindex.com/vendors/pylon#status), which Zuddl lists as a subprocessor, reported Platform loading issues (no impact stated) - 2026-10-14: [LangChain](https://thirdpartyindex.com/vendors/langchain#status), which Zuddl lists as a subprocessor, reported Sandbox Performance Degraded (minor) - 2026-10-14: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Liberty Mobile Puerto Rico (minor) - 2026-10-14: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Delayed Costs data in the Compliance API (minor) - 2026-10-14: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Receipt Delays from a Subset of Twilio to Altan Redes Mexico (minor) - 2026-10-14: [Beefree](https://thirdpartyindex.com/vendors/beefree#status), which Zuddl lists as a subprocessor, reported Beefree SDK unavailable (502 or 504 errors) (critical) - 2026-10-14: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures and Post Dial Delay from Twilio Phone Numbers to Israel (minor) - 2026-10-14: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Automated Alert: No Customer Impact (no impact stated) - 2026-10-14: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Limited availability on gpt-image-2.5-flare and gpt-image-2.5-sunburst (minor) - 2026-10-14: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Zuddl lists as a subprocessor, reported Degraded performance in Codex and ChatGPT Work (minor) - 2026-10-14: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures between Twilio and Multiple Networks in Brazil and Italy (minor) - 2026-10-13: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs to Beeline Kazakhstan (minor) - 2026-10-13: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Audio Quality Degradation between Twilio Phone Numbers and Multiple Networks in Brazil (minor) - 2026-10-13: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported SMS Delivery Delays and Failures from Twilio to VIVACOM Bulgaria (minor) - 2026-10-13: [SendGrid](https://thirdpartyindex.com/vendors/sendgrid#status), which Zuddl lists as a subprocessor, reported Voice Call Failures between a Subset of Twilio South Africa Phone Numbers and Multiple Networks in South Africa (minor) ## Recent changes Changes to its documents and subprocessor list since monitoring began. - 2026-10-19: Added certification: CSA STAR ([evidence](https://thirdpartyindex.com/evidence/122202)) Feed: https://thirdpartyindex.com/vendors/zuddl/changes.atom The subprocessor list as we read it on any date: https://thirdpartyindex.com/labs/time-machine/zuddl --- Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api